56679658 has 16 divisors (see below), whose sum is σ = 97663104. Its totient is φ = 24166800.

The previous prime is 56679653. The next prime is 56679703. The reversal of 56679658 is 85697665.

It is not an unprimeable number, because it can be changed into a prime (56679653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7518 + ... + 13033.

It is an arithmetic number, because the mean of its divisors is an integer number (6103944).

Almost surely, 2^56679658 is an apocalyptic number.

56679658 is a deficient number, since it is larger than the sum of its proper divisors (40983446).

56679658 is a wasteful number, since it uses less digits than its factorization.

56679658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20757.

The product of its digits is 2721600, while the sum is 52.

The square root of 56679658 is about 7528.5893765034. The cubic root of 56679658 is about 384.1278012472.

The spelling of 56679658 in words is "fifty-six million, six hundred seventy-nine thousand, six hundred fifty-eight".